Coffee Grounds Brew New Life into Advanced Battery Tech

Coffee Grounds Brew New Life into Advanced Battery Tech

Scientists are turning coffee waste into advanced batteries. With over 8 million tonnes of coffee grounds discarded annually, a new study showcases their potential in energy storage. Researchers at the University of New South Wales (UNSW) have developed porous carbon frameworks from coffee waste, enhancing lithium-sulfur (Li-S) battery performance. These next-gen batteries promise ten times the capacity of current lithium-ion tech. The study, utilizing the Australian Synchrotron's Soft X-ray Spectroscopy beamline, revealed improved stability and efficiency in prototype Li-S batteries using coffee-derived carbon. This innovation not only tackles waste but also propels sustainable energy solutions forward. The work aligns with the goals of the ARC Microrecycling Research Hub, led by Prof Veena Sahajwalla, focusing on transforming waste into valuable resources. The findings could revolutionize the battery industry, addressing environmental concerns while optimizing performance.

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